At the Earth's Core

David Innes is a young man who has just inherited a large mining company. An eccentric inventor, Abner Perry, convinces Innes to underwrite a project to build an "iron mole," claiming it will make them both wealthy. The mechanical beast works well-actually too well. On the maiden voyage, instead of digging for a few minutes and returning, they plunge straight through the earth's crust into the "inner world" of Pellucidar. This world resembles Earth but is a horizonless, primeval tropical la...